Uwell Crown 4 Tank is the upgraded version of Crown 3 which is still hot-sale in the vape market. With 28mm diameter featurs a very exquisite design, which holds up 6ml e-juice capacity and 5ml straight glass for you option.The biggest highlight of the Crown 4 is the advanced patented self-cleaning technology, the Uwell Crown 4 can absorb the e-juice in the condensation holder through regular usage and vaporize it. Moreover, Crown IV Sub Ohm Tank utilizes UN1 Coil with 0.25ohm rated at 55W to 65W, and the UN2 Coil 0.23ohm with an output range 60W to 70W.

UWELL Valyrian Sub Ohm Tankis a 25mm diameter sub ohm tank atomizer with 5ml capacity. It can be expanded to 8ml capacity by extra glass tube (not included). It features convenient top fill design with flip-to-fill mechanism and bottom adjustable airflow. The 0.15ohm resistance head comes with quad coils and parallel legs for better flavor. The tank comes with two drip tips with two sets of o-rings for matching.